First, Unix and Linux is two similar but stilm different things
Second, you did still not mention one you'd had any use of the Source Code
Third, i dont Use Android, Linux or anything else Unix based. All of my Stuff are NT based except my TV.
And fourth, Linux (x86) almost have no software, no .Net support and no DirectX Support. Its basically usless if you can affotd to buy a real os(Windows)

That's great for students. I went for pro tho because productivity. An entire PC into a tablet form is very attractive. Plus, I am an artist. It's freaking great using it for drawing, it's like a mini cintiq. XD

To be fair, Assembly is logical, at the very least. PHP is like a vomit of useful functions stirred up in a toilet using a dirty toilet brush - nobody *really* knows how it works but it does... sometimes. Which is good. ;O;